East Berlin, shortly after the construction of the Berlin Wall. Kurt Schröder and his family dig a tunnel to escape to West Berlin as they struggle to overcome the obstacles blocking their underground path to freedom.
| Directing | Robert Siodmak | Director |
| Art | Ted Haworth | Art Direction |
| Production | Walter Wood | Producer |
| Editing | Maurice Wright | Editor |
| Art | Dieter Bartels | Art Direction |
| Camera | Georg Krause | Director of Photography |
| Writing | Peter Berneis | Writer |
| Writing | Gabrielle Upton | Writer |
| Writing | Millard Lampell | Writer |
| Sound | Hans-Martin Majewski | Original Music Composer |
| Sound | Heinz Garbowski | Sound Director |
| Writing | Peter Berneis | Story |
| Production | Peter Berneis | Associate Producer |
| Writing | Gabrielle Upton | Story |
